Authenticate/Decrypt packet error: packet HMAC authentication failed

Hello altogether, we still have a UTM here in version 9.719-3. We also have the latest Connect Client. There is now one employee, at least I only know of one, who keeps getting the message “Authenticate...
WAN FAILOVER DUAL CONNECTION

I have a Sophos UTM9 cluster where each firewall is connected to two different ISPs (let’s call them WAN1 for Provider A and WAN2 for Provider B). Let’s name the interfaces 1-2 (node 1) and 3-4 (node 2...
HA config - After trying to upgrade to the latest version I can no longer reach the web admin page

Sophos UTP PC Config: The PCs (HP SFF 6200 pro i3 (2120) 3.3Ghz) that I have been using for Sophos UTM for years has a total of 6 Ethernet ports. eth0: (Dell/Intel U3867 single port PCIe) is the HA...
Add additional SSL-remote connection via different gateway

Hello everyone, We are currently using the SSL VPN to connect our employees from the home office. As our Internet line was very slow, we have now upgraded to a faster line in addition to the previous...